John 2:24

but Jesus did not trust himself to them, because he knew all men,

1 Peter 1:7

that the trial of your faith, which is much more precious than gold that is destroyed but proved by fire, may be found to praise and glory and honor at the revelation of Jesus Christ,

1 Peter 4:12

BELOVED, think not strange of the fiery trial which is to try you, as if some strange thing happened to you,

Revelation 2:23

And her children will I kill with pestilence, and all the churches shall know that I am he that searches the minds and hearts, and I will give you each one according to your works.

Treasury of Scripture Knowledge

Summary

Now these are the nations which the LORD left, to prove Israel by them, even as many of Israel as had not known all the wars of Canaan;

Bible References

Prove

John 2:24
but Jesus did not trust himself to them, because he knew all men,
1 Peter 1:7
that the trial of your faith, which is much more precious than gold that is destroyed but proved by fire, may be found to praise and glory and honor at the revelation of Jesus Christ,
1 Peter 4:12
BELOVED, think not strange of the fiery trial which is to try you, as if some strange thing happened to you,
Revelation 2:23
And her children will I kill with pestilence, and all the churches shall know that I am he that searches the minds and hearts, and I will give you each one according to your works.